R-105M The Russian Tube Type Radio R-105M was intended for use by infantry units. Operating in one continuous band on 36-46.1mc, with an intended channel spacing of 25 or 50kc. RF power output is rated at 1 watt, FM. Power is derived from two internal Nicad batteries. Durable bakelite housing. Removeable front and back covers. With accessories. 12.3x5.5x11.7, 23 lbs Used, Only two available.